Finding the Fourth Proportional to 5,043,432.60, 6,959,929.05 and 2,751,593.49
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Solution
The fourth proportional to 5,043,432.60, 6,959,929.05 and 2,751,593.49 is: 3,797,194.69
Step by Step Solution
- Step 1: Write the proportion equation
5,043,432.60 : 6,959,929.05 = 2,751,593.49 : x - Step 2: Convert to fraction form
5,043,432.60/6,959,929.05 = 2,751,593.49/x - Step 3: Cross multiply
5,043,432.60x = 6,959,929.05 × 2,751,593.49 - Step 4: Simplify right side
5,043,432.60x = 19,150,895,464,841.89 - Step 5: Solve for x
x = 19,150,895,464,841.89/5,043,432.60 - Step 6: Final answer
x = 3,797,194.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.